<template>
	<div class="login-container">
		<el-form ref="loginFormDom" :model="loginForm" :rules="loginRules" class="login-form" autocomplete="on" label-position="left">
			<div class="title-container">
				<h3 class="title">Vue3 ElementPlus Admin</h3>
			</div>

			<el-form-item prop="username">
				<span class="svg-container">
					<svg-icon icon-class="user" />
				</span>
				<el-input ref="usernameDom" v-model="loginForm.username" placeholder="用户名" name="username" type="text" tabindex="1" autocomplete="on" />
			</el-form-item>

			<el-tooltip v-model="capsTooltip" content="Caps lock is On" placement="right" manual>
				<el-form-item prop="password">
					<span class="svg-container">
						<svg-icon icon-class="password" />
					</span>
					<el-input
						:key="passwordType"
						ref="passwordDom"
						v-model="loginForm.password"
						:type="passwordType"
						placeholder="密码"
						name="password"
						tabindex="2"
						autocomplete="on"
						@keyup="checkCapslock"
						@blur="capsTooltip = false"
						@keyup.enter="handleLogin"
					/>
					<span class="show-pwd" @click="showPwd">
						<svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
					</span>
				</el-form-item>
			</el-tooltip>

			<el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click.prevent="handleLogin">登录</el-button>

<!--			<div style="position:relative">-->
<!--				<div class="tips">-->
<!--					<span>用户名 : admin</span>-->
<!--					<span>密码 : any</span>-->
<!--				</div>-->
<!--				<div class="tips">-->
<!--					<span style="margin-right:18px;">用户名 : editor</span>-->
<!--					<span>密码 : any</span>-->
<!--				</div>-->

<!--				<el-button class="thirdparty-button" type="primary" @click="showDialog = true">-->
<!--					其他方式-->
<!--				</el-button>-->
<!--			</div>-->
		</el-form>

		<el-dialog title="其他方式" v-model="showDialog">
			不能对本地进行模拟，所以请结合您自己的方式模拟!！ ! ! !
			<br />
			<br />
			<br />
			<social-sign />
		</el-dialog>
	</div>
</template>

<script>
import { validUsername } from '@/utils/validate'
import SocialSign from './components/SocialSignin'
import { nextTick, onMounted, reactive, ref, unref } from 'vue'
import { useRoute, useRouter } from 'vue-router'
import { useStore } from 'vuex'
const validateUsername = (rule, value, callback) => {
	/*if (!validUsername(value)) {
		callback(new Error('请输入用户名'))
	} else {
		callback()
	}*/
  callback()
}
const validatePassword = (rule, value, callback) => {
	if (value.length < 3) {
		callback(new Error('密码不能少于3位数字'))
	} else {
		callback()
	}
}
export default {
	name: 'Login',
	components: { SocialSign },
	setup() {
		const router = useRouter()
		const store = useStore()
		const loginFormDom = ref(null)
		const usernameDom = ref(null)
		const passwordDom = ref(null)
		const loginForm = reactive({
			username: '',
			password: ''
		})
		const loginRules = reactive({
			username: [{ required: true, trigger: 'blur', validator: validateUsername }],
			password: [{ required: true, trigger: 'blur', validator: validatePassword }]
		})
		const passwordType = ref('password')
		const capsTooltip = ref(false)
		const loading = ref(false)
		const showDialog = ref(false)

		onMounted(() => {
			if (loginForm.username === '') {
				usernameDom.value.focus()
			} else if (loginForm.password === '') {
				passwordDom.value.focus()
			}
		})

		function checkCapslock(e) {
			const { key } = e
			capsTooltip.value = key && key.length === 1 && key >= 'A' && key <= 'Z'
		}

		function showPwd() {
			if (passwordType.value === 'password') {
				passwordType.value = ''
			} else {
				passwordType.value = 'password'
			}
			nextTick(() => {
				passwordDom.value.focus()
			})
		}
		function handleLogin() {
			loginFormDom.value.validate(valid => {
				if (valid) {
					loading.value = true
          // vuex
					store.dispatch('user/login', unref(loginForm))
						.then(() => {
							router.replace('/home/index')
							loading.value = false
						})
						.catch(() => {
							loading.value = false
						})
				} else {
					console.log('error submit!!')
					return false
				}
			})
		}

		return {
			loginFormDom,
			usernameDom,
			passwordDom,
			loginForm,
			loginRules,
			passwordType,
			capsTooltip,
			loading,
			showDialog,
			showPwd,
			checkCapslock,
			handleLogin
		}
	}
}
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg: #283443;
$light_gray: #fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
	.login-container .el-input input {
		color: $cursor;
	}
}

/* reset element-ui css */
.login-container {
	.el-input {
		display: inline-block;
		height: 47px;
		width: 85%;

		input {
			background: transparent;
			border: 0px;
			-webkit-appearance: none;
			border-radius: 0px;
			padding: 12px 5px 12px 15px;
			color: $light_gray;
			height: 47px;
			caret-color: $cursor;

			&:-webkit-autofill {
				box-shadow: 0 0 0px 1000px $bg inset !important;
				-webkit-text-fill-color: $cursor !important;
			}
		}
	}

	.el-form-item {
		border: 1px solid rgba(255, 255, 255, 0.1);
		background: rgba(0, 0, 0, 0.1);
		border-radius: 5px;
		color: #454545;
	}
}
</style>

<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;

.login-container {
	min-height: 100%;
	width: 100%;
	background-color: $bg;
	overflow: hidden;

	.login-form {
		position: relative;
		width: 520px;
		max-width: 100%;
		padding: 160px 35px 0;
		margin: 0 auto;
		overflow: hidden;
	}

	.tips {
		font-size: 14px;
		color: #fff;
		margin-bottom: 10px;

		span {
			&:first-of-type {
				margin-right: 16px;
			}
		}
	}

	.svg-container {
		padding: 6px 5px 6px 15px;
		color: $dark_gray;
		vertical-align: middle;
		width: 30px;
		display: inline-block;
	}

	.title-container {
		position: relative;

		.title {
			font-size: 26px;
			color: $light_gray;
			margin: 0px auto 40px auto;
			text-align: center;
			font-weight: bold;
		}
	}

	.show-pwd {
		position: absolute;
		right: 10px;
		top: 7px;
		font-size: 16px;
		color: $dark_gray;
		cursor: pointer;
		user-select: none;
	}

	.thirdparty-button {
		position: absolute;
		right: 0;
		bottom: 6px;
	}

	@media only screen and (max-width: 470px) {
		.thirdparty-button {
			display: none;
		}
	}
}
</style>
